Features: brand new and high quality Premium ink, safe for kids - stamps and tray all made of durable plastic material. Not easy to be crashed. Each self inking stamp is square and comes complete with individual lid for longer life. Stamp colours are indicated by the lid. Frequently used words - well done, super, great, nice work, very good and terrific. Let's work together on this one! Please note NOT SUITABLE for children under 36 months. When the stamp becomes dry, you can buy a inkpad to use. Can make for a great activity for kids any for time. Specifications: Material: Plastic Color: Mixed Colors Each Size: approx. 2.8x2.8x2.5cm/ 1.1x1.1x0.98in Patterns: Six Different Patterns (well done, great, super, very good, nice work and terrific patterns) Quantity:6pcs/set Note: Please allow 1-2cm errors due to manual measurement,pls make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1 Set Teacher Stamps(6 pieces including: well done, great, super, very good, nice work and terrific patterns)